artist rendition
Artist's concept

gam Cep b is a gas giant exoplanet that orbits an unknown-type star. Its mass is at least 1.85 Jupiter, it takes 2.5 years to complete one orbit of its star, and is 2.05 AU from its star. Its discovery was announced in 2003.

PLANET TYPE
Gas Giant
DISCOVERY DATE
2003
MASS
at least 1.85 Jupiter
PLANET RADIUS
Unknown
ORBITAL RADIUS
2.05 AU
ORBITAL PERIOD
2.5 years
ECCENTRICITY
0.049
DETECTION METHOD
Radial Velocity